http://biz.lgservice.com Universal Air Conditioner SVC MANUAL(Exploded View) MDEL : AUUW306C (UU30W UEC) CAUTIN Before Servicing the unit, read the safety precautions in Standard SVC manual. nly for authorized service personnel.
1. Specification Nominal Capacity Cooling kw (Min~Rating~Max) Btu/h Heating kw Btu/h Nominal Input Cooling kw (Min~Rating~Max) Heating kw Energy label Testing Combination Testing Combination Running Current Cooling A (Rating) Heating A Starting Current Cooling/Heating A Power Supply Ø / V / Hz Power Supply Cable(utdoor) No. x mm 2 Power and Transmission Cable (utdoor to Indoor or utdoor to BD) No. x mm 2 Power and Transmission Cable(BD to Indoor) No. x mm 2 Dimensions W x H x D Net Weight kg(lbs) Colour Case Material Max. Number of Connectable Indoor Units Compressor (#1) Type Qty x Model Motor type il charge volume cc il Type Compressor (#2) Type Qty x Model Motor type il charge volume cc il type Compressor (#3) Type Qty x Model Motor type il charge volume cc il type Refrigerant Cycle A Charge (at 7.5m) g(oz) Cycle B Charge (at 7.5m) g(oz) Type Heat Exchanger utdoor Unit Control (Rows x Column x FPI) x No. Defrosting Method Fan Capacitor µf/vac Drive Discharge Direction(Side/Top) Air Flow RatexNo. of Fan CMM(cfm) Sound Level(H/L) Sound Pressure db(a)+3 Piping Connections Liquid(Cycle A) Gas(Cycle A) Liquid(Cycle B) Gas(Cycle B) High Pressure Gas Max. Interunit Total Piping m Piping Length Main Piping m Total Branch Piping m Each Branch Piping m Max. Elevation utdoor Unit~Indoor Unit m Difference Indoor Unit~Indoor Unit m Note: 1. Capacities are based on the following conditions: Cooling: Indoor Temperature 27 C(80.6 F) DB/19 C(66.2 F) WB utdoor Temperature 35 C(95 F) DB/24 C(75.2 F) WB Heating: Indoor Temperature 20 C(68 F) DB/15 C(59 F) WB utdoor Temperature 7 C(44.6 F) DB/6 C(42.8 F) WB Piping Length Interconnecting Piping Length 7.5m Level Difference of Zero AUUW306C (UU30W UEC) 1.35~8.21~9.85 4,600~28,000~33,600 1.41~9.44~11.3 4,800~32,200~38,640 0.49~2.55~2.98 0.70~2.60~4.50 2.3~13.0 3.3~19.7 35 1/220~240/50 3 x 2.5 4 x 0.75(Including Earth) 870*1060*320(34.3*41.7*12.6) 80(176) escroll (Non tropical) 1 x 5CS130XCC03 BLDC 480 RB68A(PE) Rotary (Non tropical) 5KS205DAX Induction 670 RB68A(PE) 2100 (74.07) R410A EEV (2R x 24C x 18) x 2 Reversing Cycle 2.0/370 Direct Drive Side 32(1,130)*2 50/46 6.35(1/4) 15.88(5/8) 50 30 2. Wiring cable size must comply with the applicable local and national code. 3. The specification may be subject to change without notic for purpose of improvement. 2 Universal Air Conditioner
2. Function Table Category Reliability Convenience CAC network function Special function kit thers Defrost / Deicing High pressure switch Low pressure switch Phase protection Restart delay (3minutes) Self diagnosis Soft start Test function Auto operation(artificial intelligence) Auto restart operation Network soluation(lgap) PDI(Power Distribution Indicator) PI485 Low ambient operation Thermistor Function AUUW306C (UU30W UEC) PQNFG00A0 PMNFP14A0 (program logic) Note : : Applied, X: Not applied, : No relation, ption: Model name & price are different according to options, and assembled in factory with main unit. Accessory: Installed at field, ordered and purchased separately by the corresponding model name, supplied with separate package. Service Manual 3
3. Piping Diagrams UTDR UNIT Reversing Valve Refrigerant Flow Cooling Heating High Pressure S/W Th5 Check Valve il Seperator Th3 Check Valve Th2 Accumulator Constant Compressor Inverter Compressor Solenoid Valve Heat Exchanger Low Pressure S/W Th1 Field Piping Gas (Ø 15.88mm) Liquid (Ø 6.35mm) EEV Drier Th4 LC. Description PCB Connector EEV Electronic Expansion Valve CNLEV1 Th1 Thermistor for suction pipe temperature CNTH3 Th2 Thermistor for discharge pipe(inv. Comp.) temperature CNTH3 Th3 Thermistor for discharge pipe(const. Comp.) temperature CNTH4 Th4 Thermistor for condenser pipe temperature CNTH2 Th5 Thermistor for outdoor air temperature CNTH2 4 Universal Air Conditioner
4. Wiring Diagrams CN_FAN(A) CN_FAN(B) CN_4WAY CN_HEATER CN_IL/S CN_CIL1 CN_CIL2 CN_PRESS N U,V,W L CN_LEV1 CN_TH1 CN_TH2 CN_TH3 CN_TH4 Service Manual 5
5. Exploded View 435301 435512 349480 349480 559010 437211 5468101 5468102 447910 430410 5541603 554031 5541601 WNERS MANUAL SERVICE MANUAL INSTALL MANUAL 5674804 2632305 5674805 566000 552116 558511 548490 552204 552115 552111 349600 649950 W0CZZ2 2687116 1372131 435300 W0CZZ1 552113 261704 1372132 435511 552200 5522031 5522032 661400 6 Universal Air Conditioner
P/N : MFL37468303 DECEMBER, 2006